Table 3.
Univariate and multivariate analysis of risk factors for residual lesions in women with positive margins
| Variable | Residual rate (%) | Univariate | Multivariate | |
|---|---|---|---|---|
| P value | OR (95%CI) | P value | ||
| Age(years) | ||||
| ≤ 35 | 24.39 (20/82) | 0.026 | 1.429 (1.056–2.968) | 0.037 |
| > 35 | 38.65 (63/163) | |||
| Gravidity | ||||
| ≤ 3 | 33.70(31/92) | 0.507 | Variable removed | |
| > 3 | 33.99(52/153) | |||
| Parity | ||||
| ≤ 2 | 30.30(40/132) | 0.428 | Variable removed | |
| > 2 | 38.05(43/113) | |||
| Cytology | ||||
| Minor abnormalities | 15.19(12/79) | < 0.001 | 3.143 (1.986–5.113) | < 0.001 |
| Major abnormalities | 42.77(71/166) | |||
| High-risk HPV | ||||
| Yes | 44.59(33/74) | 0.020 | 1.483 (1.345–3.226) | 0.029 |
| No | 29.24(50/171) | |||
| Transformation zone | ||||
| I and II | 25.32(39/154) | < 0.001 | 2.996 (1.636–4.825) | 0.001 |
| III | 48.35(44/91) | |||
| ECC | ||||
| Positive | 45.88(39/85) | 0.005 | 2.127 (1.118–2.970) | 0.007 |
| Negative | 27.50(44/160) | |||
| Quadrant involvement | ||||
| Single | 25.19(33/131) | 0.003 | 1.824 (1.441–2.609) | 0.004 |
| Multiple | 43.86(50/114) | |||
| Glandular involvement | ||||
| No | 32.82(43/131) | 0.636 | Variable removed | |
| Yes | 35.09(40/114) | |||
| CIN grade | ||||
| CIN2 | 30.19(32/106) | 0.251 | Variable removed | |
| CIN3 | 36.69(51/139) | |||
| Site of margin involvement | ||||
| Endo | 33.33(25/75) | 0.866 | Variable removed | |
| Ecto | 32.35(33/102) | |||
| Endo/Ecto | 36.76(25/68) | |||
| Method of secondary operation | ||||
| CKC | 29.27(24/82) | 0.349 | Variable removed | |
| Total hysterectomy | 38.70(36/93) | |||
| LEEP | 32.86(23/70) | |||